Home / 10,886.67-16,337.28-3,961.17

Finding the Fourth Proportional to 10,886.67, 16,337.28 and 3,961.17

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Solution

The fourth proportional to 10,886.67, 16,337.28 and 3,961.17 is: 5,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.67 : 16,337.28 = 3,961.17 : x
  2. Step 2: Convert to fraction form
    10,886.67/16,337.28 = 3,961.17/x
  3. Step 3: Cross multiply
    10,886.67x = 16,337.28 × 3,961.17
  4. Step 4: Simplify right side
    10,886.67x = 64,714,743.42
  5. Step 5: Solve for x
    x = 64,714,743.42/10,886.67
  6. Step 6: Final answer
    x = 5,944.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.